some modification on Android Application

Avg Bid (USD)
Project Budget (USD)
$30 - $250

Project Description:
I have an android application that I want to modify it and add some new features ,
My application is viewing images from urls where saved as Constants of Array of Strings as GridView and then when you click on any image it's shows it as PagerView ,
here's my app link to know what I'm talking about

What I need :
1) I want to save/update urls from online Database , to update images without needing to update the whole application
2) I want to add Share & Save buttons to my PagerView Activity for images
3) I want to add Favorite button to PageView activity where user if clicked on it will store it on favorite section
4) I want to add Like button to images in PageView where Like button will be updated online to let all users see how many likes on each image , where each device has the right to give 1 like per image

Additional Project Description:
02/01/2013 at 20:02 EST
* I need 2 Share buttons , 1 for share for all other apps , and the other to share image to Facebook !!

02/01/2013 at 20:05 EST
** I need only MODIFICATIONS , and I'll give you the source code of my app to modify on it , you don't need to program the whole app .

Skills required:
Android, Mobile Phone
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